This inventor holds 1 USPTO granted patent. Top assignee: Wacker Siltronic Gesellschaft Für Halbleiter Materialien Ag. Active years: 2003.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2003
Title: Heinrich Hennhöfer: Innovator in Silicon Wafer Polishing
Introduction
Heinrich Hennhöfer is a notable inventor based in Wohnsitz, Germany. He has made significant contributions to the field of semiconductor manufacturing, particularly in the polishing of silicon wafers. His innovative approach has led to the development of a unique process that enhances the quality of silicon wafers used in various electronic applications.
Latest Patents
Hennhöfer holds a patent for a "Process for the surface polishing of silicon wafers." This process involves the successive polishing of silicon wafers on at least two different polishing plates covered with polishing cloth. The method includes a continuous supply of alkaline polishing abrasive with SiO constituents. Notably, the amount of silicon removed during polishing on the first plate is significantly higher than on the second plate, with the overall amount of silicon removed not exceeding 1.5 µm. The process utilizes a combination of polishing abrasives and ultrapure water to achieve optimal results.
Career Highlights
Hennhöfer is associated with Wacker Siltronic Gesellschaft für Halbleiter Materialien AG, a leading company in the semiconductor industry. His work has been instrumental in advancing the techniques used in wafer polishing, which is critical for the production of high-quality semiconductor devices. His innovative methods have contributed to the efficiency and effectiveness of the manufacturing process.
Collaborations
Heinrich Hennhöfer has collaborated with notable colleagues such as Guido Wenski and Thomas Buschhardt. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas within the semiconductor field.
Conclusion
Heinrich Hennhöfer's contributions to the polishing of silicon wafers exemplify the importance of innovation in the semiconductor industry. His patented process not only enhances the quality of silicon wafers but also reflects his commitment to advancing technology in this critical field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile